WB Magnum


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The WB Magnum was a luxury cruiser, based on either the WB Statesman Deville or Caprice. From there, HDT fitted their Magnum Pack to the car, consisting of the Group 3 spec 5 litre engine, Bilsten shock absorbers and lowered suspension, as well as some finer detailing such a chrome rocker covers, 15 inch alloy wheels (athough many of Caprice based cars retained their fatory fitted Caprice wheels), Momo steering wheel, cold air intake and many other modifications.

Owners could also customise their Magnum with an extensive list of options, including a High Output engine, as well as exterior colour coding, larger 16 inch road wheels, diff ratios, Limited slip diff and many other options.Of note is the fact that there was 3 Magnum utilities built also, at least one of which featured the 5.6 stroker motor.

See below for the Magnum Sales Brochure.

Factory Specs  
Engine: 308 Cubic Inch Pushrod V8. 101.6mm Bore and 77.8mm stroke and 8.8:1 compression ratio. Max Power 188.2kw @ 5000rpm and 428.8Nm of Torque @ 3500rpm. 5500rpm redline.

Engine featured Blueprinted electronic ignition, HDT High performance cylinder heads, HDT inlet manifold, HDT High capacity air cleaner, Low restriction exhaust, Hot fuel handling system and Chromed rocker covers. Factory oil was Castrol GTX Friction modified.
Induction: 4 barrel Rochester Carbuerettor and port matched inlet manifold.
Transmission:

3 speed auto only
Ratios:
First: 2.31
Second: 1.46
Third: 1.00
Final Drive: 2.60:1 standard, 3.08:1 optional
Steering:

Type: Power assisted, integral with variable ratio steering box
2.6 Turns to lock, 12.3m turning circle.
Suspension: Front: Fully independant by upper and lower control arms with coil springs and anti roll bar.
Rear: Live axle located by four trailing links and Panhard rod. Coil springs and anti-roll bar.
Brakes: Split circuit hydraulic system with power booster.
Front: 276 discs.
Rear: 292 Discs.
Wheels & Tyres: Standard Statesman Caprice alloy wheels
15" x 7" Momo Polaris Optional with 235/60/VR15 Pirelli P6 tyres.
16" x 7" alloys with Pirelli P7 tyres also optional
Performance:

Standing Start
400m: 16.76 seconds (139.7 km/h)
0-100: 9.43 seconds
Fuel Tank:

91 Litres
126 Litres optional
Number Built: Approximately 100
Prices: Base Price: approx $19772 for De Ville donor car, approx $29539 for Caprice; plus
Basic Magnum modifications: $4950 (Caprice) $5950 (De Ville). Fully optioned Caprice approx $33000
Options:

Exterior Colour Coding: $550
126L long range fuel tank: $282 (fitted)
High Output Engine: $2750
Carbuerettor Blue Print: $98
Window Tint: $225
Burglar Alarm System; $450
LSD: $450
16 inch rims with Pirelli P7 tyres: $1095 (Caprice) $2140 (De Ville)
3.08:1 Diff ratio: $650
Shadowtone Paintwork $995
Special exterior paint treatment (black chrome & colour coding) $760
100/90W globes: $27.95
100W driving light globes: $28.80
Electric Sunroof $1450
Tinted headlight covers $37.95
Engine Oil Cooler
Transmission Oil Cooler
Deletions: Exterior colour coding & decals, Steering wheel.
Kerb Mass: 1612kg.

Sales Brochure